Oniam, Piyanee. “Pharmaceutical Inventory Management Using ABC and VEN Matrix In Raj Pracha Samasai Institute”. HCU Journal 25, no. 2 (December 28, 2021): 258–272. Accessed April 18, 2024. https://he01.tci-thaijo.org/index.php/HCUJOURNAL/article/view/252401.